反应详情

Oxalic acid (129 mg, 1.43 mmol) was added to 2-[4-(4-isopropoxymethyl-benzyl)-phenyl]-imidazoline and recrystallized from acetone to give 2-[4-(4-isopropoxymethyl-benzyl)-phenyl]-imidazoline oxalate (507 mg) as a white crystalline solid, m.p. 156.3-156.7° C.; Analysis for C20H25N3O•C2H2O4: Calc.: C, 63.91; H, 6.58; N, 10.16; Found: C, 63.98; H, 6.53; N, 10.24.

1. customrecrystallized from acetone